45Mn - GB /T 3078-2019

Grade	45Mn
Corresponding Standard	GB /T 3078-2019 Quality structural steel cold drawm bars
Classification	Carbon Steel

45Mn Mechanical Properties

condition	Heat Treatment or Condition	Hardness HBW
Delivery condition	Annealing, Bright Annealing, High-Temperature Tempering or Normalizing and Tempering	≤229
Delivery condition	Cold Drawing, Cold Drawing and Polishing	≤269

1 Approximate Comparison Table

China		Japan	United States		International Organization for Standardization	France	Russia	Sweden	United Kingdom
GB	ISC	JIS	ASTM/AISI	UNS	ISO	NF EN/NF	GOST	SS	BS EN/BS
45Mn	U21452	(SWRH47B)	1046	G10460	SL SM	45M5	45г	1672	080A47

2 Approximate Comparison Table

China		Japan	United States	International Organization for Standardization	European Standard
GB	ISC	JIS	ASTM/AISI	ISO	EN	Numerical Grade
45Mn (GB/T 699-2015)	U21452	SWRH47B (JIS G3506:2004)	1046 (ASTM A29/A29M:2005)	C45E4 (ISO 683-18:1996)	C45E (EN 1008-1:1991+A1:1996) (EN 10084:1998)	1.1191

45Mn Corresponding Standards(Same grade name, different standards)

Note: The data is for reference only! If you have any questions, please fill out "I want to correct it"!